@book{real,
  title={Real-time volume graphics},
  author={Engel, K. and Hadwiger, M. and Kniss, J.M. and Rezk-Salama, C. and Weiskopf, D.},
  year={2006},
  publisher={AK Peters, Ltd.},
  url={http://dl.acm.org/citation.cfm?id=1177246}
}

@inproceedings{filter,
  title={An evaluation of reconstruction filters for volume rendering},
  author={Marschner, S.R. and Lobb, R.J.},
  booktitle={Proceedings of the conference on Visualization'94},
  pages={100--107},
  year={1994},
  organization={IEEE Computer Society Press},
  note={\url{http://www.graphics.cornell.edu/pubs/1994/ML94.pdf}}
}

@book{orange,
 author = {Rost, R.J. and Licea-Kane, B.},
 title = {OpenGL Shading Language (Third Edition)},
 year = {2010},
 isbn = {0-321-63763-1},
 publisher = {Addison-Wesley Pearson Education},
 url = {http://dl.acm.org/citation.cfm?id=1076523},
 note = {\url{http://www.addison-wesley.de/9780321197894.html}}
} 
@BOOK{2009,
	AUTHOR = {Rost, Randi J. AND Licea-Kane, Bill AND Ginsburg, Dan AND Kessenich, John M. AND Lichtenbelt, Barthold AND Malan, Hugh AND Weiblen, Mike},
	YEAR = {2009},
	TITLE = {OpenGL Shading Language - },
	EDITION = { 3rd revised edition. },
	ISBN = { 0321637631 },
	PUBLISHER = {Pearson Education},
	ADDRESS = { New York },
}

@misc{num,
	title = "Skriptum der Numerischen Analysis",
	author = "Dr. Frank Wübbeling",
	year = "Sommersemester 2011",
	URL = "http://wwwmath.uni-muenster.de/num/Vorlesungen/NumAna_SS11/NumUebung/skript.pdf"
} 

@misc{ cg,
	title = "Computergrafik I",
	author = "Prof. Dr. Klaus Hinrichs",
	year = "Wintersemester 2010/2011",
	note = "Vorlesungsfolien der Computergrafik I",
	URL = "http://viscg.uni-muenster.de/412-Computergrafik-I.de.html"
} 

@Misc{ wikiFourier,
	title = "Fourier-Transformation",
	author = "Wikipedia - Die freie Enzyklopädie",
	year = "21. Januar 2012",
	note = "Permalink \url{http://de.wikipedia.org/w/index.php?oldid=98658779}",
	URL = "http://de.wikipedia.org/wiki/Fourier-Transformation"
}

@Misc{ wikiSinc,
	title = "Sinc-Funktion",
	author = "Wikipedia - Die freie Enzyklopädie",
	year = "21. Januar 2012",
	note = "Permalink \url{http://de.wikipedia.org/w/index.php?oldid=98274985}",
	URL = "http://de.wikipedia.org/wiki/Sinc-Funktion",
}

@Misc{ wikiLanczos,
	title = "Lanczos-Filter",
	author = "Wikipedia - Die freie Enzyklopädie",
	year = "21. Januar 2012",
	note = "Permalink \url{http://de.wikipedia.org/w/index.php?oldid=70948850}",
	URL = "http://de.wikipedia.org/wiki/Lanczos-Filter",
}